<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        .box{
            width: 400px;
            height: 400px;
            border: 1px solid #000;
           /* background-color: red;
            background-image: url(./imgs/bj2.png);
            background-repeat: no-repeat;
            background-position: 10px 10px;*/

            /*background: red url("./imgs/bj2.png") 20px 20px no-repeat;*/
            background:  url("./imgs/bj2.png") 20px 20px no-repeat;

        }
    </style>
</head>
<body>
    <div class="box"></div>
</body>
</html>